Mitel Analyst Day

Location:

Analysts and institutional investors interested in attending should please contact Michael McCarthy, Vice President - Investor Relations for Mitel at michael.mccarthy@mitel.com to confirm their attendance.

Mitel&reg; Analyst Day

Location:

Senior members of Mitel's management team will host a series of presentations and be available to answer analyst and investor questions. Product demonstrations will also be a featured part of the presentation program.

First Quarter 2016 Financial Results Conference Call

Mitel announces definitive agreement to acquire Polycom

Mitel and Polycom will host a joint conference call and webcast accompanied by slides today at 8:30 a.m. ET (5:30 a.m. PT) to discuss the transaction. To access via tele-conference, please dial (888) 734-0328. Participants dialing in from outside of Canadaand the United States can dial (678) 894-3054.